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Siemens 3RT19655AR31 - Surge Suppressor 250V AC/DC 1A

Siemens
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Siemens 3RT19655AR31 is a surge suppressor module designed to protect contactor coils and other sensitive control circuit components from voltage transients and electrical noise. This device operates with a maximum coil voltage of 250 V AC/DC and is rated for a continuous current of 1.0 A, ensuring reliable suppression of inductive load switching spikes. The module features a compact, self-contained construction weighing 1.82 lb, with integrated varistor technology for fast response to overvoltage conditions. It complies with IEC 60947-1 and UL 508 standards for industrial control equipment, making it suitable for use in motor control centers, conveyor systems, and automated machinery where electromagnetic compatibility is critical.

Key Features & Specifications
  • Type: Surge suppressor module with varistor technology
  • Voltage Rating: 250 V AC/DC
  • Current Rating: 1.0 A
  • Weight: 1.82 lb
  • Standards: IEC 60947-1, UL 508
  • Applications: Contactor coil protection, control circuit transient suppression
  • Coil Voltage Maximum: 250 V AC/DC
  • Operating Temperature Maximum Celsius: 70 °C
  • Mounting: Direct on contactor or DIN rail
  • Polarity: Non-polarized for AC/DC operation
  • Max Clamp Voltage: 440 V
  • Peak Pulse Current: 1000 A
  • Watts: 0.5 W


Product Identification
  • UPC: 754554774268